/Engine/Source/Developer/ToolWidgets/Public/Filters/SBasicFilterBar.h
Handler to determine the "checked" state of a frontend filter category in the filter dropdown
ECheckBoxState IsFrontendFilterCategoryChecked ( [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FFilterCategory](API\Developer\ToolWidgets\Filters\FFilterCategory) > MenuCategory ) const